CN204529631U - Direct air intake mud drying device - Google Patents
Direct air intake mud drying device Download PDFInfo
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- CN204529631U CN204529631U CN201520024735.8U CN201520024735U CN204529631U CN 204529631 U CN204529631 U CN 204529631U CN 201520024735 U CN201520024735 U CN 201520024735U CN 204529631 U CN204529631 U CN 204529631U
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Abstract
The utility model proposes a kind of directly air intake mud drying device, it comprises housing, in housing, be provided with partition wall, so that the separated by spaces in housing is become the first kiln and secondary drying chamber.Be arranged on opening for feed and the pneumatic outlet on the top of the first kiln, and be arranged on the discharge port on the circumferential wall of the first kiln.Be arranged on the circumferential wall of secondary drying chamber or the gas feed of bottom and air outlet.Be arranged on the mud turning device in the first kiln, it comprise rotation axis and fixing on the rotating shaft stir assembly.Be arranged on the distribution chamber of the side-wall outer side of the first kiln, it has inlet mouth and the sidewall adjacent with the first kiln has through hole, and the sidewall of the first kiln has through hole.Through hole on the sidewall of the first kiln is communicated with the through hole on the sidewall of distribution chamber, is communicated with the inlet mouth of distribution chamber with the air outlet of secondary drying chamber.
Description
Technical field
The utility model relates to sludge drying field, and relates generally to a kind of directly air intake mud drying device, particularly relates to a kind of direct air intake mud drying device in monomeric form.
Background technology
In sewage treatment process, effective lignin-sludge is very important.Usual sewage work utilization method that is concentrated and dehydration carries out landfill, solidification or drying and other treatment after the water ratio of mud is reduced to about 60-80% from more than 90%.The problem that landfill is easy to make sludge fermentation and occurs secondary pollution environment, and existing solidification or drying equipment are because mud has, and viscosity is strong, easily caking, difficult broken characteristic be at a large amount of energy of the process need consumption of lignin-sludge, therefore, be difficult to reduce costs and raise the efficiency, and the demand processing a large amount of mud can not be met.
Chinese utility model patent (CN201463472U) proposes a kind of step type multistage structure strong wind drier.This drying machine adopts step type multi-stage platform, to be laid in by mud on platform at different levels and inwardly to be dried by the sidewall of each platform and the ventilation opening of diapire to carry out drying to mud.This drying machine not only volume is very large, and inefficiency, is difficult to realize continuously and large-scale drying sludge operation.
Chinese invention patent (CN102351398B) proposes a kind of combination linkage type rotor-wing forced fluidization sludge dryer.The surface of the drying method that this drying machine adopts air intake and air draft only sludge-drying, is difficult to realize the drying to mud on the whole.Therefore, this drying means expends time in length, consumes the energy and mummification efficiency is lower.
For this reason, need a kind of desiccation apparatus of improvement, to improve the mummification efficiency of mud.
Summary of the invention
The utility model proposes a kind of direct air intake mud drying device of monomeric form, wherein, by being arranged on the turning device in the first kiln to continuous shear stress, the fragmentation of mud with stir, and first kiln at least one inner side-wall on escape pipe array blow dry gas to the mud in the first kiln 6a, mud is frequently contacted with dry gas, thus solves the uneven problem of the inside and outside portion degree of drying that occurs in drying sludge process.
In mud drying device of the present utility model, by the communicating aperture formed on the partition wall for separating the first kiln and secondary drying chamber.Dry gas can enter in the first kiln from secondary drying chamber by communicating aperture, to carry out drying from bottom to mud.Along with turning device is to shearing, the fragmentation of mud with stir, the mud near communicating aperture is struck off in the blade stirring assembly of turning device or the scraped front end of ratchet or the front end of scraping member be fixed on blade or ratchet, makes dry gas more smooth and easy to the flowing of the first kiln from secondary drying chamber.
The utility model desiccation apparatus is monomeric form substantially, and it has, and mummification efficiency is high, energy consumption is low, floor space is little and adaptable feature, is applicable to the needs of existing market completely.Because in Cities with Great Population, the setting of sewage work comparatively disperses, therefore, the mud drying device of this monomeric form just can be configured when seldom changing the equipment in existing sewage work.
What mud drying device of the present utility model utilized turning device stirs assembly to shearing, the fragmentation of mud with stir, mud near the communicating aperture of partition wall and the dry gas direction from bottom and sidewall is struck off to the effect of mud in the scraped front end of the blade or ratchet that stir assembly, accelerates the rate of drying of mud.Mud drying device of the present utility model can solve strong, the easy caking of viscosity of mud, a difficult broken difficult problem, not only significantly can remove the moisture in mud, and make mud change granular into from bulk or chunky shape, thus improve the mummification efficiency of mud and reduce energy consumption.
The utility model provides a kind of directly air intake mud drying device, and described mud drying device comprises housing, wherein, in described housing, is provided with partition wall, so that the separated by spaces in described housing is become the first kiln and secondary drying chamber; Be arranged on the opening for feed for mud to be dried on the top of described first kiln and the pneumatic outlet for discharging the dry gas after sludge-drying, and be arranged on the discharge port for dried mud on the circumferential wall of described first kiln; Be arranged on gas feed and at least one air outlet of the circumferential wall of described secondary drying chamber or the dry gas for wanting sludge-drying of bottom; Be arranged at least one the mud turning device in described first kiln, wherein, at least one mud turning device described comprises rotation axis and at least one being fixed on described rotation axis stirs assembly; And be arranged at least one distribution chamber of side-wall outer side of described first kiln, wherein, at least one distribution chamber described has at least one inlet mouth, and its sidewall adjacent with described first kiln has at least one through hole, and the described sidewall of described first kiln has at least one through hole; And at least one through hole described on the described sidewall of described first kiln is communicated with at least one through hole described on the described sidewall of at least one distribution chamber described, is communicated with at least one inlet mouth described at least one distribution chamber described with at least one air outlet described in described secondary drying chamber.
According to such scheme, described partition wall has at least one recessed surface, wherein, at least one recessed surface described forms at least one communicating aperture, and at least one communicating aperture described is communicated with described first kiln and secondary drying chamber.
According to each scheme above-mentioned, at least one mud turning device described described at least one stir assembly there is at least one blade or ratchet of extending radially outwardly from described rotation axis, wherein, at least one blade described or ratchet can stir, shear and mud in described first kiln of fragmentation.
According to each scheme above-mentioned, at least one mud turning device described described at least one stir assembly there is at least one blade or ratchet of extending radially outwardly from described rotation axis, wherein, at least one blade described or ratchet can stir, to shear and mud near at least one communicating aperture described can be struck off in mud in broken first kiln and its front end.
According to each scheme above-mentioned, at least one mud turning device described described at least one stir assembly there is at least one blade or ratchet of extending radially outwardly from described rotation axis, wherein, the scraping member being arranged on the front end of at least one blade described or ratchet can strike off or partly strike off the mud near at least one communicating aperture described.
According to each scheme above-mentioned, at least one distribution chamber described and described first kiln be arranged in parallel, wherein, at least one escape pipe by least one through hole described on the described sidewall of described first kiln with on the described sidewall of at least one distribution chamber described described at least one through hole be communicated with, enter described first kiln in order to make dry gas from least one distribution chamber described.
According to each scheme above-mentioned, it also comprises the clean-up port for clearing up mud, wherein, on the circumferential wall that described clean-up port can be arranged on described secondary drying chamber or bottom.
According to each scheme above-mentioned, at least one mud turning device described comprises two mud turning devices, wherein, each mud turning device comprises and multiplely stirs assembly, and the mud near at least one communicating aperture described can be struck off in the front end of described multiple front end stirring the blade of at least one in assembly or ratchet or the scraped parts be arranged on blade or ratchet, wherein, a mud turning device in described at least two mud turning devices multiple stir assembly and the multiple of another stir assembly layout interlaced with each other.
According to each scheme above-mentioned, at least one through hole described comprises multiple through hole, and wherein, described multiple through hole is arranged in the mode of arranging more, and wherein, the multiple through holes in each row in described many rows are arranged with identical or different interval.
According to each scheme above-mentioned, be provided with escape pipe in each through hole in the described multiple through hole arranged in the mode of arranging more, wherein said escape pipe is communicated with the through hole on the described sidewall of described first kiln and at least one distribution chamber described and stretches to described partition wall in described first kiln, wherein, at least one of described multiple escape pipe and at least one mud turning device described stirs assembly staggering.
According to each scheme above-mentioned, it also comprises air-blast device, and wherein, described air-blast device is connected with at least one gas feed of described secondary drying chamber respectively.
According to each scheme above-mentioned, it also comprises multiple air-blast device, and wherein, described multiple air-blast device is connected with at least one inlet mouth described at least one gas feed of described secondary drying chamber and at least one distribution chamber described respectively.
According to each scheme above-mentioned, it also comprises blower unit, and wherein, described blower unit is connected with the described pneumatic outlet of described first kiln.
According to each scheme above-mentioned, it also comprises the heating unit for heat drying gas, and wherein, described heating unit is positioned at upstream or the downstream of described air-blast device.
Accompanying drawing explanation
The structure of preferred embodiment of the present utility model, advantage and technique effect is described in detail below in conjunction with accompanying drawing and specific embodiment, wherein:
Fig. 1 is the partial lengthwise sectional view of direct air intake mud drying device of the present utility model;
Fig. 2 is the transverse sectional view of the mud drying device in Fig. 1;
Fig. 3 be mud drying device the first kiln in the schematic perspective view of turning device is set;
Fig. 4 is the schematic perspective view of the partly cut-away of the housing of mud drying device;
Fig. 5 is the schematic perspective view of the lower housing of the housing of the mud drying device intercepted along the M-M line of Fig. 2;
Fig. 6 is that the local of another embodiment of direct air intake mud drying device is longitudinally analysed and observe;
Fig. 7 is the transverse sectional view of the mud drying device in Fig. 6;
Fig. 8 is the schematic perspective view of the partly cut-away of another embodiment of the housing of mud drying device; And
Fig. 9 is the schematic perspective view of the lower housing of the housing of the mud drying device intercepted along the N-N line of Fig. 7.
Embodiment
Fig. 1 shows a preferred embodiment of direct air intake mud drying device of the present utility model, and Fig. 2 is the transverse sectional view of the mud drying device in Fig. 1, wherein schematically illustrates a kind of mud drying device of monomeric form.Direct air intake mud drying device 1 comprises housing, and wherein, housing comprises upper housing 2, lower housing 2a and upper cover (or lid) 3.The bottom of upper housing 2 is used as the partition wall 4 internal space of housing being separated into the first kiln 6a and secondary drying chamber 6b.Wherein, upper housing 2 and upper cover 3 form the first kiln 6a, and the bottom of lower housing 2a and upper housing 2 and partition wall form secondary drying chamber 6b.As shown in the figure, although the first kiln 6a and secondary drying chamber 6b arranges also can have other arrangement form up and down.But, housing can be formed by multiple parts or constructed in various ways, such as, the sidewall of the upper housing 2 illustrated can separate with partition wall 4 and manufactures, wherein, plate-shaped member can be used as division plate with alternative partition wall, division plate to be arranged on sidewall, and also sidewall, division plate and lower housing 2a can be fitted together.In addition, lower housing 2a and partition wall 4 can also be integrally formed, and cancel the bottom of lower housing, lower housing 2a is arranged on ground etc.The shape of upper housing or the first kiln is rectangular, but also can be square, Polygons, ellipse or other shape.
As shown in the figure, the upper cover 3 of housing is respectively equipped with for make to be dried or want dry mud enter the first kiln opening for feed 8 and for the pneumatic outlet of the tail gas after discharging sludge-drying or dry gas or second exhaust port 10, and on the end wall away from the upper housing 2 near the partition wall 4 of opening for feed 8, be provided with the discharge port 9 for dried mud.In a further embodiment, can will be arranged on upper housing 2 and upper cover 3 optional position on one of them for the opening for feed 8 of the first kiln and pneumatic outlet 10 as required, also the optional position of the i.e. upper part of the first kiln 6a.Equally, discharge port 9 can be arranged on the optional position comprising the circumferential wall of sidewall and end wall of upper housing 2, is also the optional position of the circumferential wall of the first kiln 6a.
The layout of turning device in the first kiln that Fig. 3 shows mud drying device in FIG, and Fig. 4 shows the preferred embodiment of the casing structure of mud drying device.In the first kiln 6a along the longitudinal direction G of housing arranged parallel to each other two for stirring turning device 7a, 7b of mud.Because two turning devices 7a, 7b have same or similar structure, therefore, only one of them turning device 7a is described in detail at this.As shown in the figure, turning device 7a has rotation axis 701a and is fixed on rotation axis 701a stirs assembly 702a for what stir mud.Each assembly 702a that stirs includes four blades or ratchet 703a, and each blade or ratchet 703a radially stretch out from rotation axis 701a.Rotation axis 701a can be arranged and one or morely stir assembly 702a, and each assembly 702a that stirs can comprise one or more blade or ratchet.Each stir assembly 702a multiple blade or ratchet 703a can be differing from each other from the length that rotation axis 701a extends, and at least one stirring in assembly 702a multiple is stirred assembly and can be had the blade or ratchet that length is longer, and other stirs blade or ratchet that assembly can have length shorter.Although be weld or be fixed on rotation axis 701a at illustrated blade or ratchet, but also can adopt other structure or fixed form, such as blade or ratchet can be connected or be fixed on the axle collar, axle sleeve or wheel hub (not shown), afterwards the axle collar etc. is fixedly mounted on rotation axis 701a.As shown in Figure 1, the two ends of rotation axis 701a, 701b are arranged on upper housing 2 by bearing, i.e. in one of them hole 201a, 201b in the opposite end walls of the first kiln 6a.
In two turning devices 7a, the 7b be arranged side by side, first of the first turning device 7a stirs assembly 702a and rotates together with the first rotation axis 701a, and second of the second turning device 7b stirs assembly 702b and rotate together with the second rotation axis 701b.First can be made to stir assembly 702a and second stir assembly 702b and be arranged to toward each other, and preferably, make their interlaced layouts, namely also one first on the first rotation axis 701a is stirred the blade of assembly 702a or the contiguous second rotation axis 701b in top of ratchet 703a and stirs between assembly 702b at two adjacent second, otherwise and also like this.First stirs the between centers that assembly 702a and the second staggered arrangement stirring assembly 702b be conducive between shortening first rotation axis 701a and the second rotation axis 701b, and can make the compact overall structure of mud drying device.
One end of rotation axis 701a, 701b of two turning devices 7a, 7b can be respectively equipped with the power input be connected with transmission mechanism (not shown).By external impetus device drives transmission mechanism, and transmission mechanism drives rotation axis 701a, 701b to rotate successively.Such as, the power input on rotation axis 701a, 701b can be gear or belt pulley 18a, and can by actuator drives rotation axis 701a, 701b, thus drive another rotation axis to rotate.First rotation axis 701a and the second rotation axis 701b both can rotate relative to each other in the opposite direction, also can rotate in the same direction together.The assembly that stirs rotated along with rotation axis stirs the mud be laid on partition wall in the first kiln, shears and fragmentation.
Partition wall 4 between the first kiln 6a and secondary drying chamber 6b has recessed upper surface.Look up in the side of the longitudinal direction G being transverse to housing, the upper surface of partition wall 4 has recessed shape, and the segment of curve on also namely recessed surface is given prominence to downwards from the first kiln 6a towards secondary drying chamber 6b, and in other words, the first kiln 6a has the bottom of indent.Therefore, partition wall is shown as recessed area at the longitudinal direction G of housing.As shown in the figure, the partition wall 4 of curved surface is recessed towards the region of each turning device of two turning devices 7a, 7b, and preferably each recessed area is corresponding with stirring assembly 702a or 702b, and recessed area can be circular arc.Different from adopting the partition wall with flat upper surface, the partition wall 4 with recessed curved surfaces can effectively utilize space and reduce the alluvial of mud in the first kiln 6a, and is conducive to the recessed arc area being collected in partition wall 4 by the mud after stirring.Particularly, when the shape of the recessed arc area of partition wall 4 similar with the rotational trajectory stirring assembly 702a, 702b of each turning device 7a, 7b or consistent time, namely also the radius of the partition wall of curved surface in the face of the recessed circular arc region of turning device is slightly larger than the axis of rotation axis to when stirring the distance on top of assembly, and the distance stirred between the rotational trajectory on the blade of assembly 702a, 702b or the top of ratchet 703a, 703b and the recessed arc area of partition wall 4 is uniform substantially and the sludge quantity stirred is large.
As shown in the figure, at upper housing 2, namely the outside of the two side of the first kiln 6a is respectively equipped with gas distributing chamber 14a and 14b.Because two gas distributing chamber 14a and 14b have same or similar structure, thus the structure of one of them gas distributing chamber 14b is only described.The cross section of gas distributing chamber 14b is that substantially rectangular and along housing length direction G extends.Gas distributing chamber 14b is made up of the internal space of rectangular casing, and the casing of gas distributing chamber can be independent parts also can integrate with upper housing 2.Such as, the casing of gas distributing chamber 14b can be fixed on the sidewall of the first kiln 6a by the length direction G of the mode of such as bolt, riveted joint or welding along housing, and the sidewall of casing is abutted on the sidewall of upper housing.Also the sidewall of upper housing 2 can be used as the sidewall of the casing of gas distributing chamber 14b, housing 2 and gas distributing chamber 14b are integrally formed.The shape of gas distributing chamber 14b is not limited to casing, and it can also have tubulose, tubbiness or other shape, and the cross-sectional shape of gas distributing chamber 14b also can just like trilateral, trapezoidal or other shape.See Fig. 1-3, the sidewall of the first kiln 6a and/or the sidewall of gas distributing chamber 14b form one or more through hole 5b, and escape pipe 51b to be arranged in through hole 5b and to be stretched over the first kiln 6a through the sidewall of gas distributing chamber 14b and/or the sidewall of upper housing 2 from gas distributing chamber 14b.In other words, one end of each escape pipe 51b is positioned at gas distributing chamber 14b, and its other end is then positioned at the first kiln 6a, thus the dry gas in gas distributing chamber 14b can be made to flow in the first kiln 6a.Also escape pipe 51b can be arranged to be fixed in the interior side-wall surface of the first kiln 6a, dry gas makes the endoporus of escape pipe 51b relative with the through hole 5b on the sidewall of gas distributing chamber 14b and/or the sidewall of the first kiln 6a and is communicated with, so that can be entered in the first kiln 6a from gas distributing chamber 14b through escape pipe 51b by through hole 5b.
Escape pipe 51b has a certain degree with its interior side-wall surface shape extending forwards in the first kiln 6a, preferably acutangulates with inner surface and stretches towards partition wall 4 obliquely.In another embodiment, escape pipe 51b can comprise body part and fore-end, and wherein, fore-end can have a certain degree with body part and extend.As 90 ° of-180 ° of angles, and also can be angled with the interior side-wall surface of the first kiln 6a, as 0 °-90 °.Such as, current end divide from body part extend and with it in 90 ° time, fore-end then vertically extends with the interior side-wall surface of the first kiln 6a almost parallel.In another embodiment, the fore-end of each escape pipe 51b can have chamfered portion, wherein the inclined-plane of chamfered portion relative to horizontal direction at an angle, like this, the outlet of escape pipe can be made to increase, not only can increase air output and prevent mud from entering in escape pipe, and can also avoid interfering with the assembly that stirs of the turning device be arranged in the first kiln 6a.The end wall of gas distributing chamber 14b is formed the gas feed 16b being used for dry gas, enters gas distributing chamber 14b to make dry gas and flow in the first kiln 6a through each escape pipe 51b.
Fig. 5 shows the preferred embodiment of the lower housing structure of the housing of mud drying device.Lower housing 2a forms a part of secondary drying chamber 6b, wherein, lower housing 2a is formed be used for the dry gas of sludge-drying and enter gas feed in secondary drying chamber 6b or the first inlet mouth 15 and air outlet or first row gas port 15a for making dry gas leave secondary drying chamber 6b.Although the gas feed illustrated 15 and air outlet 15a are separately positioned on two end walls of secondary drying chamber 6b, they also can be arranged on sidewall or bottom.In other words, gas feed 15 and air outlet 15a can be arranged on any position on the circumferential wall comprising sidewall and end wall of secondary drying chamber 6b and bottom, and preferably gas feed 15 and air outlet 15a mutual distance be farthest.
See Fig. 4, gas distributing chamber 14a, 14b of being positioned at two side-wall outer side of the first kiln 6a are provided with and enter inlet mouth wherein or second inlet mouth 16a, 16b for dry gas on its end wall.Inlet mouth 16a, 16b of gas distributing chamber 14a, 14b are positioned at identical one end of housing with the air outlet 15a of secondary drying chamber 6b, thus by conduit, inlet mouth 16a, 16b can be connected with air outlet 15a, so that the dry gas in secondary drying chamber 6b can in inflow gas distribution chamber 14a, 14b.But inlet mouth 16a, 16b can be arranged on other position of gas distributing chamber 14a, 14b, such as, on sidewall or diapire, any position of the casing also namely except the sidewall of adjacent first kiln 6a.In addition, the air outlet 15a for secondary drying chamber 6b also can be set to two to be connected with inlet mouth 16a, 16b of gas distributing chamber 14a, 14b respectively.Equally, also only gas distributing chamber 14a or 14b can be set in the side of the first kiln 6a as required.
As Figure 1-4, two inner side-walls of the first kiln 6a are respectively equipped with many discharges tracheae 51a, 51b of being vertically spaced apart from each other.Because the escape pipe on two inner side-walls is identical, many discharges tracheae in this description wherein an inner side-wall, such as escape pipe 51a, many discharges tracheae is at vertical direction, namely the direction perpendicular to the longitudinal direction G of housing is spaced apart from each other, and each row in multiple escape pipe 51a also arranged apart at certain intervals each other on the longitudinal direction G of housing.The interval that multiple escape pipe 51a in each row in many discharges tracheae are different is arranged, therefore, in the vertical direction is seen, multiple escape pipe is staggered arrangement.Also the multiple escape pipe 51a in each row discharged in tracheae can be arranged with identical interval more, like this, the interior side-wall surface of the first kiln 6a is arranged in a linear at the multiple escape pipe of vertical direction.But no matter be arrange multiple escape pipe 51a in orderly or unordered mode, the escape pipe in the escape pipe array that all escape pipe 51a are formed all can not interfere with the blade stirring assembly 702a of adjacent turning device 7a or ratchet 703a.The shape of escape pipe 51a also can be pipe, square tube, Polygons pipe etc., and the length of the body part of escape pipe 51a or escape pipe 51a can be different from each other.In other words, the shape of escape pipe 51a, 51b, quantity and arrangement form without any restriction, and the dry gas in gas distributing chamber 14a, 14b can be made to enter the first kiln 6a swimmingly, and can not interfere with the blade stirring assembly in the first kiln 6a or ratchet 703a, 703b.Rotation axis 701a, 701b of two turning devices 7a, 7b being arranged side by side are separately positioned in hole 201a, the 201b in the opposite end walls of housing.Equally, turning device 7a or 7b only can be set in the first kiln 6a.
The gas feed 15 of secondary drying chamber 6b is connected with air-blast device 12, and inlet mouth 16a, 16b of being arranged on gas distributing chamber 14a with 14b of the both sides of the first kiln 6a of the housing of mud drying device 1 are connected with the air outlet 15a of secondary drying chamber 6b by conduit.Start along with air-blast device 12 and carry dry gas in secondary drying chamber 6b, dry gas flows into secondary drying chamber 6b from gas feed 15 and passes therethrough and arrives air outlet 15a.Gas distributing chamber 14a, 14b is entered to the conduit of inlet mouth 16a, 16b of gas distributing chamber 14a, 14b afterwards by air outlet 15a.In gas distributing chamber 14a, 14b, dry gas is assigned with and flows into the first kiln 6a by the array arranging escape pipe 51a, 51b on two inner side-walls of the first kiln 6a.The dry gas be transported in secondary drying chamber 6b can be hot gas, the drying medium etc. of gas, warm air, gas at normal temperature, frozen gas or formulated containing chemical substance.Because each escape pipe in escape pipe array blows dry gas to the mud on lay partition wall 4, thus define the array of conveying dry gas in the both sides of the first kiln.While escape pipe array blows dry gas, the blade stirring assembly 702a, 702b or ratchet 703a, 703b of being arranged on turning device 7a, the 7b in the first kiln 6a constantly stir, shear and mud in broken first kiln, thus accelerate the rate of drying of mud.Tail gas or the dry gas of dry complete mud are discharged by the pneumatic outlet 10 of the upper part being arranged on the first kiln 6a, and dry complete mud can be discharged by the discharge port 9 on the end wall of the first kiln 6a.
In addition, in order to the tail gas or dry gas accelerating dry complete mud flows out the first kiln 6a, mud drying device 1 can also comprise blower unit (not shown), and wherein, blower unit is connected by the pneumatic outlet 10 of pipeline with the first kiln 6a.Typically, air-blast device can be gas blower or fan, and blower unit can be induced draft fan.In addition, also can substitute air-blast device 12 with supercharging device, so that dry gas is transported to secondary drying chamber 6b with certain pressure, thus make dry gas accelerate inflow first kiln 6a.Blower unit can be substituted with reliever equally, to accelerate the flowing of tail gas, thus improve sludge drying efficiency.
In order to accelerate the drying of mud, heating unit (not shown) can also be set to carry the dry gas of heat to heat to secondary drying chamber 6b, heating unit (not shown) can be arranged on separately upstream position or the downstream position of air-blast device, also can integrate with air-blast device.When dry gas passes therethrough from the gas feed 15 end wall of secondary drying chamber 6b to the air outlet 15a on another end wall, the housing that a part of heat in dry gas can be made by metallic substance and partition wall 4 are delivered to the mud be laid on partition wall 4, thus play the auxiliary mummification effect to the mud in the first kiln 6a.
Fig. 6 shows another preferred embodiment of direct air intake mud drying device of the present utility model, and Fig. 7 is the transverse sectional view of the mud drying device in Fig. 6.Similar with the mud drying device shown in Fig. 1 and 2, in the mud drying device of this improvement, same or similar parts represent with the identical Reference numeral of structure, and do not repeat them here, and are only described in detail distinct portions with it.
As shown in the figure, the partition wall 4 of upper housing 2 forms circular communication hole that is spaced apart and that arbitrarily distribute or connected entrance 5c.But the shape of communicating aperture 5c can be trapezoidal, rectangle, trilateral, arch or irregularly shaped etc., and can arrange one or more communicating aperture 5c.In other words, the restriction that communicating aperture 5c had not both had shape and quantitative restriction not to have in queueing discipline yet, and the size of communicating aperture 5c can be determined as required.Owing to forming multiple communicating aperture 5c on partition wall 4, therefore, the dry gas in secondary drying chamber 6b can enter the first kiln 6a through communicating aperture 5c, to contact with the mud be laid on partition wall 4.
Fig. 8 shows the casing structure of the mud drying device of Fig. 6, and Fig. 9 shows the structure of the lower housing of the housing of Fig. 8.Two inner side-walls of the first kiln 6a are furnished with multiple escape pipe 51a, 51b of being arranged in corresponding through hole 5a, 5b.Many discharges tracheae wherein on an inner side-wall, such as escape pipe 51a, many discharges tracheae is at vertical direction, namely the direction perpendicular to the longitudinal direction G of housing is spaced identical distance, and the multiple escape pipe 51a in each row are spaced apart from each other identical distance on the longitudinal direction G of housing, therefore, the multiple escape pipes on a sidewall form rectangular array.The assembly that stirs being arranged on the turning device in the first kiln 6a is set up to arrange with the escape pipe on sidewall at cloth and offsets one from another and can not interfere.As shown in FIG. 8 and 9, the end wall of secondary drying chamber 6b is provided with clean-up port 15d.As mentioned above, although communicating aperture 5c on partition wall 4 is conducive to dry gas (as shown by arrows) enter from secondary drying chamber 6b the chance that the first kiln 6a contacts with mud to increase dry gas.But, after mud to be thrown in from opening for feed 8 and is deposited in the partition wall 4 in the first kiln 6a, stir stirring and the effect of dry gas of assembly 702a, 702b along with turning device 7a, 7b, inevitably some mud can be dropped from the first kiln 6a by communicating aperture 5c or leak in secondary drying chamber 6b.Affect the flowing of dry gas in secondary drying chamber in order to avoid mud alluvial, the end wall of secondary drying chamber 6b is provided with clean-up port 15d, is used for discharging and is dropped by communicating aperture 5c or to leak into the mud in secondary drying chamber 6b.But, drop or leak into mud in secondary drying chamber 6b by by the dry gas dry or redrying again entered in secondary drying chamber 6b, thus reducing the water ratio of the mud leaked further.In addition, dried again mud a small amount of in secondary drying chamber 6b can be blowed out clean-up port 15d by the conveying wind-force of the dry gas produced by air-blast device.But, once mud is too much, then by taking off the demountable panel at the discharge opening place on the sidewall being arranged on lower housing 2a by sludge removal, thus can ensure that the flowing of secondary drying chamber 6b inner drying gas is unobstructed.In order to keep the opposing seal of secondary drying chamber 6b, shifting board can be set at 15d place, clean-up port, and open shifting board when mud discharged by needs.In addition, the discharge device for clearing up mud also can be set in secondary drying chamber 6b.The two side of secondary drying chamber 6b is formed air outlet or first row gas port 15a, 15b for making dry gas leave secondary drying chamber 6b respectively.As mentioned above, the same with air outlet 15a, clean-up port 15d also can be arranged on lower housing 2a, i.e. the circumferential wall of secondary drying chamber 6a or the optional position of bottom.Air outlet 15a, 15b of secondary drying chamber 6b respectively by inlet mouth 16a, 16b of conduit and gas distributing chamber 14a, 14b, to make dry gas in secondary drying chamber 6b can in inflow gas distribution chamber 14a, 14b.
In another embodiment of the present utility model, move smoothly through communicating aperture 5c to make dry gas and enter the first kiln 6a from secondary drying chamber 6b, the blade stirring assembly 702a or 702b of turning device 7a or 7b or the length sufficiently long of ratchet can be made, with box lunch stir assembly 702a, 702b rotate together with rotation axis 701a, 701b time, the mud near communicating aperture 5c can be struck off in the front end of blade or ratchet 703a, 703b.Also can stir each the blade or ratchet 703a, 703b that assembly 702a, 702b are arranged different lengths, wherein, each assembly that stirs has at least one longer blade or ratchet 703a, 703b and mud near communicating aperture 5c can be struck off in its front end.In other words, stir assembly 702a, 702b and can have blade or the ratchet that mud can be struck off at least one its front end.The mud near communicating aperture 5c in another embodiment, scraped parts can be set in the front end of the blade or ratchet that stir assembly 702a, 702b, so that can be struck off in the front end of scraped parts.Except the effect of striking off, stir the blade of assembly 702a, 702b or ratchet 703a, 703b and also play and stir, shear and the effect of broken mud.As mentioned above, partition wall 4 has the recessed arc area in the face of each turning device 7a, 7b respectively, therefore, two turning devices 7a, 7b are arranged to make on the first rotation axis 701a first to stir assembly 702a and second on the second rotation axis 701b to stir assembly 702b and arrange with two isolated respectively and to be arranged in the communicating aperture 5c of the arc area of partition wall corresponding.Therefore, the mud near communicating aperture is struck off in the front end along with the blade or ratchet that stir assembly, and the flowing that dry gas enters the first kiln from secondary drying chamber by communicating aperture is more smooth and easy.
Owing to air outlet 15a, 15b of secondary drying chamber 6b being connected with inlet mouth 16a, 16b of gas distributing chamber 14a, 14b at mud drying device of the present utility model, after by secondary drying chamber, distinguish inflow gas distribution chamber 14a, 14b to make the dry gas in secondary drying chamber 6b.Therefore, the mud in the first kiln is made to be subject to the effect of dry gas in three directions and the below of partition wall and the both sides of the first kiln, and can be flowed to gas distributing chamber 14a, 14b of both sides equably by the gas of secondary drying chamber, this improves drying efficiency.
In another embodiment, as required, also air outlet 15a, 15b of the 6b of secondary drying chamber can be sealed, and inlet mouth 16a, 16b of gas distributing chamber 14a, 14b are connected with air-blast device respectively, to carry dry gas respectively by gas feed 15 and inlet mouth 16a, 16b to secondary drying chamber 6b and two gas distributing chamber 14a and 14b by different air-blast devices.
The direct air intake mud drying device 1 of monomeric form of the present utility model can be used for carrying out drying and other treatment to mud, mud drying process will be described below.
Along with mud to be dried is fed in the first kiln 6a, external impetus equipment drives rotation axis to rotate by transmission mechanism and power input, and then assembly rotation is stirred in drive.Stir continuously, to shear and while broken mud, dry gas is transported in secondary drying chamber 6b by air-blast device 12 gas feed 15 stirring assembly.Dry gas flows through secondary drying chamber 6b and partial heat is wherein passed to partition wall or lower housing indirectly to heat the mud be deposited on partition wall, by the dry gas of air outlet 15a and inlet mouth 16a, 16b from secondary drying chamber 6b inflow gas distribution chamber 14a, 14b, and be assigned to the escape pipe array arranged on two inner side-walls of the first kiln 6a by gas distributing chamber 14a, 14b.Each escape pipe 51a, 51b in escape pipe array blow dry gas to the mud on the partition wall 4 being laid in the first kiln 6a, thus define conveying dry gas array in the both sides of the first kiln.Like this, be subject to the effect of the dry gas in three directions from both sides and bottom while the mud in the first kiln 6a stirs, thus accelerate the drying of mud.
If arrange three air-blast devices to be connected with inlet mouth 16a, 16b of gas distributing chamber 14a, 14b with the gas feed 15 of secondary drying chamber 6b respectively, each air-blast device can be controlled to regulate the flow velocity of the dry gas entering secondary drying chamber 6b and gas distributing chamber 14a, 14b respectively, to make the drying of mud more even according to the drying regime of mud in the first kiln 6a.
In another embodiment, mud near communicating aperture 5c can be struck off by means of the front end of the scraped front end of the blade stirring assembly of turning device or ratchet or the scraped parts be arranged on blade or ratchet, more smooth and easy to make dry gas enter the first kiln from secondary drying chamber through communicating aperture 5c.Along with stirring the shearing to mud of the blade of assembly or ratchet, fragmentation in the first kiln 6a and stirring and the effect of dry gas, the granularity of mud diminishes and powder gradually, thus the degree of drying of mud also improves constantly.After the drying completing mud, dry gas is fed to air or gas treating system to carry out subsequent disposal by the pneumatic outlet 10 on the top of blower unit through being arranged in the first kiln 6a.After super-dry, the water ratio of mud significantly reduces and discharges from discharge port 9.
Although list preferred embodiment multiple in this application, but the utility model is not limited only to the content arrived mentioned by specification sheets, those skilled in the art completely can be changed all parts in direct air intake mud drying device of the present utility model or device and retrofit by above-mentioned design philosophy of the present utility model, and these changes or remodeling are all within concept of the present utility model.
Claims (12)
1. a direct air intake mud drying device, described mud drying device comprises:
Housing, wherein, is provided with partition wall in described housing, so that the separated by spaces in described housing is become the first kiln and secondary drying chamber;
Be arranged on the opening for feed for mud to be dried on the top of described first kiln and the pneumatic outlet for discharging the dry gas after sludge-drying, and be arranged on the discharge port for dried mud on the circumferential wall of described first kiln;
Be arranged on gas feed and at least one air outlet of the circumferential wall of described secondary drying chamber or the dry gas for wanting sludge-drying of bottom;
Be arranged at least one the mud turning device in described first kiln, wherein, at least one mud turning device described comprises rotation axis and at least one being fixed on described rotation axis stirs assembly;
Be arranged at least one distribution chamber of the side-wall outer side of described first kiln, wherein, at least one distribution chamber described has at least one inlet mouth, and its sidewall adjacent with described first kiln has at least one through hole, and the described sidewall of described first kiln has at least one through hole; And
At least one through hole described on the described sidewall of described first kiln is communicated with at least one through hole described on the described sidewall of at least one distribution chamber described, is communicated with at least one inlet mouth described at least one distribution chamber described with at least one air outlet described in described secondary drying chamber.
2. mud drying device according to claim 1, it is characterized in that, at least one mud turning device described described at least one stir assembly there is at least one blade or ratchet of extending radially outwardly from described rotation axis, wherein, at least one blade described or ratchet can stir, shear and mud in described first kiln of fragmentation.
3. mud drying device according to claim 1, it is characterized in that, at least one distribution chamber described and described first kiln be arranged in parallel, wherein, at least one escape pipe by least one through hole described on the described sidewall of described first kiln with on the described sidewall of at least one distribution chamber described described at least one through hole be communicated with, enter described first kiln in order to make dry gas from least one distribution chamber described.
4. mud drying device according to claim 1, is characterized in that, it also comprises the clean-up port for clearing up mud, wherein, on the circumferential wall that described clean-up port can be arranged on described secondary drying chamber or bottom.
5. mud drying device according to claim 1, it is characterized in that, at least one mud turning device described comprises two mud turning devices, wherein, each mud turning device comprises and multiplely stirs assembly, wherein, a mud turning device in described at least two mud turning devices multiple stir assembly and the multiple of another stir assembly layout interlaced with each other.
6. mud drying device according to claim 1, is characterized in that, at least one through hole described comprises multiple through hole, wherein, described multiple through hole is arranged in the mode of arranging more, and wherein, the multiple through holes in each row in described many rows are arranged with identical or different interval.
7. mud drying device according to claim 6, it is characterized in that, be provided with escape pipe in each through hole in the described multiple through hole arranged in the mode of arranging more, wherein said escape pipe is communicated with the through hole on the described sidewall of described first kiln and at least one distribution chamber described and stretches to described partition wall in described first kiln, wherein, at least one of described multiple escape pipe and at least one mud turning device described stirs assembly staggering.
8. mud drying device according to claim 1, is characterized in that, it also comprises air-blast device, and wherein, described air-blast device is connected with at least one gas feed of described secondary drying chamber respectively.
9. mud drying device according to claim 1, it is characterized in that, it also comprises multiple air-blast device, and wherein, described multiple air-blast device is connected with at least one inlet mouth described at least one gas feed of described secondary drying chamber and at least one distribution chamber described respectively.
10. the mud drying device according to claim 1,8 or 9, it is characterized in that, it also comprises blower unit, and wherein, described blower unit is connected with the described pneumatic outlet of described first kiln.
11. mud drying devices according to claim 1,8 or 9, it is characterized in that, it also comprises the heating unit for heat drying gas, and wherein, described heating unit is positioned at upstream or the downstream of described air-blast device.
12. mud drying devices according to claim 10, is characterized in that, it also comprises the heating unit for heat drying gas, and wherein, described heating unit is positioned at upstream or the downstream of described air-blast device.
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| CN201520024735.8U CN204529631U (en) | 2015-01-07 | 2015-01-07 | Direct air intake mud drying device |
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| CN201520024735.8U CN204529631U (en) | 2015-01-07 | 2015-01-07 | Direct air intake mud drying device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016110213A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110212A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110222A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| CN110627342A (en) * | 2019-10-17 | 2019-12-31 | 长沙佐迩信息科技有限公司 | Environment-friendly waste water sludge drying handles auxiliary device |
| CN112479541A (en) * | 2019-09-12 | 2021-03-12 | 广州新致晟环保科技有限公司 | Sludge drying device and using method thereof |
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2015
- 2015-01-07 CN CN201520024735.8U patent/CN204529631U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016110213A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110212A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110222A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| CN112479541A (en) * | 2019-09-12 | 2021-03-12 | 广州新致晟环保科技有限公司 | Sludge drying device and using method thereof |
| CN112479541B (en) * | 2019-09-12 | 2024-05-24 | 广州正晟科技有限公司 | Sludge drying device and use method thereof |
| CN110627342A (en) * | 2019-10-17 | 2019-12-31 | 长沙佐迩信息科技有限公司 | Environment-friendly waste water sludge drying handles auxiliary device |
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Address after: 510098 room 2205, starlight Ying, 119 Shui Yin Road, Yuexiu District, Guangzhou, Guangdong. Patentee after: SWISON CREATIVE ENVIRONMENTAL SOLUTIONS CO.,LTD. Address before: 510600 90, shop third, 168 new road, Yuexiu District temple, Guangzhou, Guangdong. Patentee before: GUANGZHOU ENVIRONMENTAL CREATIVE SOLUTIONS Co.,Ltd. |
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Effective date of registration: 20220803 Address after: Room 48, 13 / F, No. 733 (1), Dongfeng East Road, Yuexiu District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou Zhengsheng Technology Co.,Ltd. Address before: 510098 room 2205, starlight Ying, 119 Shui Yin Road, Yuexiu District, Guangzhou, Guangdong. Patentee before: SWISON CREATIVE ENVIRONMENTAL SOLUTIONS CO.,LTD. |